102021012000211 has 4 divisors (see below), whose sum is σ = 102696647841424. Its totient is φ = 101345376159000.

The previous prime is 102021012000199. The next prime is 102021012000223. The reversal of 102021012000211 is 112000210120201.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (102021012000199) and next prime (102021012000223).

It is a cyclic number.

It is not a de Polignac number, because 102021012000211 - 2¹⁹ = 102021011475923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102021012000191 and 102021012000200.

It is not an unprimeable number, because it can be changed into a prime (102021012009211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337817920380 + ... + 337817920681.

It is an arithmetic number, because the mean of its divisors is an integer number (25674161960356).

Almost surely, 2^{102021012000211} is an apocalyptic number.

102021012000211 is a deficient number, since it is larger than the sum of its proper divisors (675635841213).

102021012000211 is an equidigital number, since it uses as much as digits as its factorization.

102021012000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675635841212.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102021012000211 its reverse (112000210120201), we get a palindrome (214021222120412).

The spelling of 102021012000211 in words is "one hundred two trillion, twenty-one billion, twelve million, two hundred eleven", and thus it is an aban number.